Note: hunting cloud block chain economy had broken out in the night, and other industry application is developing rapidly. Block application has obvious benefits of chain industry significant advantage lies in the optimization of business processes, reduce operating costs, improve efficiency of collaborative, this advantage has been in financial services, Internet of things, public service and social public welfare and social fields such as supply chain management gradually. Tencent has officially released the block chain solutions, the white paper, analyzes the underlying technology platform and the five scenarios solution article from: tencent research institute (ID: cyberlawrc). Tencent has officially released the block chain solutions, the white paper, aimed at with partners to promote the development of reliable Internet, building blocks and win-win ecological chain. At the same time, with independent intellectual property rights of tencent block chain industry solution also released on the official website. Digital economy era, tencent will block chain, with its high performance, high security, high speed access, efficient operations, etc...